Electronic calculator



FIG. 1 is a perspective view of an electronic calculator, showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof, the left side elevational view being a mirror image thereof; and,

FIG. 4 is a bottom end view, the top end view being a mirror image thereof. 

The ornamental design for electronic calculator, as shown and described. 